"1 Kalki (talk · contributions) 10:12, 12 April 2010 (UTC) 2 Kalki 23:32, 12 April 2009 (UTC) but only in revised form, and as yet very tenuously for that: the earliest and only published citation I can find attributing such a statement to Huygens is in The Making of Modern Europe, 1648-1780 (1985) by Geoffrey Treasure, p. 474 where it is declared that his "motto" was "The world is my country, to promote science is my religion" but this seems very similar to the much more famous and long attested declaration of Thomas Paine: "The world is my country, and to do good is my religion.""